KVM: x86: check LAPIC presence when building apic_map

We forgot to re-check LAPIC after splitting the loop in commit
173beedc1601 (KVM: x86: Software disabled APIC should still deliver
NMIs, 2014-11-02).

Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Fixes: 173beedc1601f51dae9d579aa7a414c5aa8f700b
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 4f0c0b954686cbf5e980f761b5b9bd4f7bc2df9a..d52dcf0776ea930df81ded94ed22af0b9d11e48b 100644 (file)
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -192,6 +192,9 @@ static void recalculate_apic_map(struct kvm *kvm)
                u16 cid, lid;
                u32 ldr, aid;
 
+               if (!kvm_apic_present(vcpu))
+                       continue;
+
                aid = kvm_apic_id(apic);
                ldr = kvm_apic_get_reg(apic, APIC_LDR);
                cid = apic_cluster_id(new, ldr);